DBMS > Snowflake vs. Teradata Aster
System Properties Comparison Snowflake vs. Teradata Aster
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|Editorial information provided by DB-Engines|
|Name||Snowflake Xexclude from comparison||Teradata Aster Xexclude from comparison|
|Teradata Aster has been integrated into other Teradata systems and therefore will be removed from the DB-Engines ranking.|
|Description||Cloud-based data warehousing service for structured and semi-structured data||Platform for big data analytics on multistructured data sources and types|
|Primary database model||Relational DBMS||Relational DBMS|
|Developer||Snowflake Computing Inc.||Teradata|
|License Commercial or Open Source||commercial||commercial|
|Cloud-based only Only available as a cloud service||yes||no|
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|Server operating systems||hosted||Linux|
|Data scheme||yes support of semi-structured data formats (JSON, XML, Avro)||Flexible Schema (defined schema, partial schema, schema free) defined schema within the relational store; partial schema or schema free in the Aster File Store|
|Typing predefined data types such as float or date||yes||yes|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||yes||yes in Aster File Store|
|SQL Support of SQL||yes||yes|
|APIs and other access methods||CLI Client|
|Server-side scripts Stored procedures||user defined functions||R packages|
|Triggers||no similar concept for controling cloud resources||no|
|Partitioning methods Methods for storing different data on different nodes||yes||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||yes||yes Dimension tables are replicated across all nodes in the cluster. The number of replicas for the file store can be configured.|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||yes SQL Map-Reduce Framework|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency or Eventual Consistency depending on configuration|
|Foreign keys Referential integrity||yes||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID|
|Concurrency Support for concurrent manipulation of data||yes||yes|
|Durability Support for making data persistent||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no||no|
|User concepts Access control||Users with fine-grained authorization concept, user roles and pluggable authentication||fine grained access rights according to SQL-standard|
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|Related products and services|
|3rd parties||SQLFlow: Provides a visual representation of the overall flow of data. Automated SQL data lineage analysis across Databases, ETL, Business Intelligence, Cloud and Hadoop environments by parsing SQL Script and stored procedure.|
CData: Connect to Big Data & NoSQL through standard Drivers.
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|DB-Engines blog posts|
Snowflake is the DBMS of the Year 2022, defending the title from last year Snowflake is the DBMS of the Year 2021
Snowflake is the DBMS of the Year 2021
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